package com.struts.service;

import java.io.Serializable;
import java.util.List;

import com.struts.pojo.User;

public interface UserService {
	
	public List<User> getAllUser() ;
	
	public User getUserById(Serializable id) ;
	
	public void saveUser(User user) ;
	
	public void deleteUser(Serializable id) ;
	
	public void updateUser(User user) ;
	
	public User login(String username, String password) ;

}
